14.下列何項試驗,最不適合用來鑑定Streptococcus agalactiae?
(A)在New Granada medium(NGM)產色素(carotenoid pigment)之能力
(B)CAMP test
(C)Hippurate hydrolysis test
(D)Susceptibility to Sulfamethoxazole-Trimethoprim
18.Gram-positive cocci做catalase test時,若反應不確定,下列何項試驗有助於確認?
(A)Vancomycin感受性試驗
(B)Benzidine test or porphyrin test
(C)Modified oxidase test
(D)測試菌與3% KOH混合,觀察是否會產生黏絲
21.下列何種方法不適合用於抗methicillin金黃色葡萄球菌(MRSA)流行病學分型?
(A)PFGE(pulsed-field gel electrophoresis)
(B)emm(M protein gene)typing
(C)spa(protein A gene)typing (D)MLST(multilocus sequence typing)
65.大腸桿菌血清型O157:H7屬於下列何種致病型?
(A)Enterotoxigenic E. coli(ETEC)
(B)Enteropathogenic E. coli(EPEC)
(C)Enteroinvasive E. coli(EIEC)
(D)Enterohemorrhagic E. coli(EHEC)